Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 6 25.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 07/07/2023   00:46:18   (  76.55, 159.93) 07/07/2023   00:45:07  (  76.52, 159.90)    3.22                71
 07/07/2023   01:37:03   ( -76.54, -32.74) 07/07/2023   01:36:02  ( -76.52, -32.81)    2.95                61
 07/07/2023   02:27:50   (  76.57, 134.46) 07/07/2023   02:27:05  (  76.56, 134.59)    3.51                45
 07/07/2023   03:18:35   ( -76.57, -58.21) 07/07/2023   03:18:00  ( -76.57, -58.13)    2.03                35
 07/07/2023   04:09:21   (  76.55, 109.16) 07/07/2023   04:09:04  (  76.56, 109.09)    2.10                17
 07/07/2023   05:00:07   ( -76.59, -83.68) 07/07/2023   04:59:59  ( -76.57, -83.62)    3.00                 8
 07/07/2023   05:50:53   (  76.58,  83.68) 07/07/2023   05:51:03  (  76.56,  83.60)    2.45                10
 07/07/2023   06:41:38   ( -76.57,-108.98) 07/07/2023   06:41:58  ( -76.57,-109.12)    3.47                20
 07/07/2023   07:32:25   (  76.60,  58.21) 07/07/2023   07:33:01  (  76.61,  58.29)    2.12                36
 07/07/2023   08:23:10   ( -76.59,-134.45) 07/07/2023   08:23:56  ( -76.61,-134.43)    1.99                46
 07/07/2023   09:13:56   (  76.62,  32.74) 07/07/2023   09:14:59  (  76.61,  32.79)    2.10                63
 07/07/2023   10:04:41   ( -76.62,-159.92) 07/07/2023   10:05:54  ( -76.61,-159.92)    0.66                73